/* compare.c - bdb backend compare routine */
/* $OpenLDAP$ */
-/*
- * Copyright 1998-2003 The OpenLDAP Foundation, All Rights Reserved.
- * COPYING RESTRICTIONS APPLY, see COPYRIGHT file
+/* This work is part of OpenLDAP Software <http://www.openldap.org/>.
+ *
+ * Copyright 2000-2011 The OpenLDAP Foundation.
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted only as authorized by the OpenLDAP
+ * Public License.
+ *
+ * A copy of this license is available in the file LICENSE in the
+ * top-level directory of the distribution or, alternatively, at
+ * <http://www.OpenLDAP.org/license.html>.
*/
#include "portable.h"
#include <ac/string.h>
#include "back-bdb.h"
-#include "external.h"
int
bdb_compare( Operation *op, SlapReply *rs )
{
struct bdb_info *bdb = (struct bdb_info *) op->o_bd->be_private;
- Entry *matched;
- Entry *e;
- Attribute *a;
+ Entry *e = NULL;
+ EntryInfo *ei;
int manageDSAit = get_manageDSAit( op );
- u_int32_t locker;
+ DB_TXN *rtxn;
DB_LOCK lock;
- rs->sr_err = LOCK_ID(bdb->bi_dbenv, &locker);
+ rs->sr_err = bdb_reader_get(op, bdb->bi_dbenv, &rtxn);
switch(rs->sr_err) {
case 0:
break;
dn2entry_retry:
/* get entry */
- rs->sr_err = bdb_dn2entry_r( op->o_bd, NULL, &op->o_req_ndn, &e, &matched, 0, locker, &lock );
+ rs->sr_err = bdb_dn2entry( op, rtxn, &op->o_req_ndn, &ei, 1,
+ &lock );
switch( rs->sr_err ) {
case DB_NOTFOUND:
goto return_results;
}
- if ( e == NULL ) {
- if ( matched != NULL ) {
- rs->sr_matched = ch_strdup( matched->e_dn );
- rs->sr_ref = is_entry_referral( matched )
- ? get_entry_referrals( op, matched )
- : NULL;
- bdb_cache_return_entry_r( bdb->bi_dbenv, &bdb->bi_cache, matched, &lock );
- matched = NULL;
+ e = ei->bei_e;
+ if ( rs->sr_err == DB_NOTFOUND ) {
+ if ( e != NULL ) {
+ /* return referral only if "disclose" is granted on the object */
+ if ( ! access_allowed( op, e, slap_schema.si_ad_entry,
+ NULL, ACL_DISCLOSE, NULL ) )
+ {
+ rs->sr_err = LDAP_NO_SUCH_OBJECT;
+
+ } else {
+ rs->sr_matched = ch_strdup( e->e_dn );
+ rs->sr_ref = is_entry_referral( e )
+ ? get_entry_referrals( op, e )
+ : NULL;
+ rs->sr_err = LDAP_REFERRAL;
+ }
+
+ bdb_cache_return_entry_r( bdb, e, &lock );
+ e = NULL;
} else {
rs->sr_ref = referral_rewrite( default_referral,
NULL, &op->o_req_dn, LDAP_SCOPE_DEFAULT );
+ rs->sr_err = rs->sr_ref ? LDAP_REFERRAL : LDAP_NO_SUCH_OBJECT;
}
- rs->sr_err = LDAP_REFERRAL;
send_ldap_result( op, rs );
ber_bvarray_free( rs->sr_ref );
}
if (!manageDSAit && is_entry_referral( e ) ) {
- /* entry is a referral, don't allow add */
- rs->sr_ref = get_entry_referrals( op, e );
-
-#ifdef NEW_LOGGING
- LDAP_LOG ( OPERATION, DETAIL1,
- "bdb_compare: entry is referral\n", 0, 0, 0 );
-#else
- Debug( LDAP_DEBUG_TRACE, "entry is referral\n", 0,
- 0, 0 );
-#endif
-
- rs->sr_err = LDAP_REFERRAL;
- rs->sr_matched = e->e_name.bv_val;
+ /* return referral only if "disclose" is granted on the object */
+ if ( !access_allowed( op, e, slap_schema.si_ad_entry,
+ NULL, ACL_DISCLOSE, NULL ) )
+ {
+ rs->sr_err = LDAP_NO_SUCH_OBJECT;
+ } else {
+ /* entry is a referral, don't allow compare */
+ rs->sr_ref = get_entry_referrals( op, e );
+ rs->sr_err = LDAP_REFERRAL;
+ rs->sr_matched = e->e_name.bv_val;
+ }
+
+ Debug( LDAP_DEBUG_TRACE, "entry is referral\n", 0, 0, 0 );
+
send_ldap_result( op, rs );
ber_bvarray_free( rs->sr_ref );
goto done;
}
- rs->sr_err = access_allowed( op, e,
- op->oq_compare.rs_ava->aa_desc, &op->oq_compare.rs_ava->aa_value, ACL_COMPARE, NULL );
- if ( ! rs->sr_err ) {
- rs->sr_err = LDAP_INSUFFICIENT_ACCESS;
- goto return_results;
- }
-
- rs->sr_err = LDAP_NO_SUCH_ATTRIBUTE;
-
- for(a = attrs_find( e->e_attrs, op->oq_compare.rs_ava->aa_desc );
- a != NULL;
- a = attrs_find( a->a_next, op->oq_compare.rs_ava->aa_desc ))
- {
- rs->sr_err = LDAP_COMPARE_FALSE;
-
-#ifdef SLAP_NVALUES
- if ( value_find_ex( op->oq_compare.rs_ava->aa_desc,
- SLAP_MR_ATTRIBUTE_VALUE_NORMALIZED_MATCH |
- SLAP_MR_ASSERTED_VALUE_NORMALIZED_MATCH,
- a->a_nvals, &op->oq_compare.rs_ava->aa_value ) == 0 )
-#else
- if ( value_find( op->oq_compare.rs_ava->aa_desc, a->a_vals, &op->oq_compare.rs_ava->aa_value ) == 0 )
-#endif
- {
- rs->sr_err = LDAP_COMPARE_TRUE;
- break;
- }
- }
+ rs->sr_err = slap_compare_entry( op, e, op->orc_ava );
return_results:
send_ldap_result( op, rs );
- if( rs->sr_err == LDAP_COMPARE_FALSE || rs->sr_err == LDAP_COMPARE_TRUE ) {
+ switch ( rs->sr_err ) {
+ case LDAP_COMPARE_FALSE:
+ case LDAP_COMPARE_TRUE:
rs->sr_err = LDAP_SUCCESS;
+ break;
}
done:
/* free entry */
- if( e != NULL ) {
- bdb_cache_return_entry_r( bdb->bi_dbenv, &bdb->bi_cache, e, &lock );
+ if ( e != NULL ) {
+ bdb_cache_return_entry_r( bdb, e, &lock );
}
- LOCK_ID_FREE ( bdb->bi_dbenv, locker );
-
return rs->sr_err;
}